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12037973 is a prime number
BaseRepresentation
bin101101111010…
…111101010101
3211122120222212
4231322331111
511040203343
61110003205
7204215063
oct55727525
924576885
1012037973
116882342
124046505
13265637c
141855033
1510cbc18
hexb7af55

12037973 has 2 divisors, whose sum is σ = 12037974. Its totient is φ = 12037972.

The previous prime is 12037937. The next prime is 12037997. The reversal of 12037973 is 37973021.

Together with previous prime (12037937) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6848689 + 5189284 = 2617^2 + 2278^2 .

It is an emirp because it is prime and its reverse (37973021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12037973 - 210 = 12036949 is a prime.

It is a super-3 number, since 3×120379733 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12037903) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6018986 + 6018987.

It is an arithmetic number, because the mean of its divisors is an integer number (6018987).

Almost surely, 212037973 is an apocalyptic number.

It is an amenable number.

12037973 is a deficient number, since it is larger than the sum of its proper divisors (1).

12037973 is an equidigital number, since it uses as much as digits as its factorization.

12037973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 12037973 is about 3469.5782164407. The cubic root of 12037973 is about 229.1840844209.

The spelling of 12037973 in words is "twelve million, thirty-seven thousand, nine hundred seventy-three".